Encyclopedia of American Indian Contributions to the World 15,000 Years of Inventions and Innovations

Emory Dean Keoke, an enrolled member of the Standing Rock Sioux Tribe, has worked as a multicultural relations and communication consultant since 1973. He received a B.A. in Indian studies and a B.S. in nursing from the University of North Dakota Kay Marie Porterfield is a writer with more than 20 years' experience. She holds a B.A., cum laude, in English from Michigan State University and a master's degree in counseling from Arizona State UniversityKeoke, Emory Dean is the author of 'Encyclopedia of American Indian Contributions to the World 15,000 Years of Inventions and Innovations' with ISBN 9780816040520 and ISBN 0816040524.